79.13% is the change from 508 to 910
Calculation steps:
[( 910 - 508 ) ÷ 508] x 100 = 79.13%
Formula
Percentage change = [(910 - 508) / 508] x 100
Subtract the new number by the original number
910 - 508 = 402
402 ÷ 508 = 0.7913385826771654
0.7913385826771654 x 100 = 79.13%